The most appropriate way to convert Lotus Notes file in Outlook is by an automatic tool like
SysInspire NSF to PST Converter software. This lets the user view all mailbox elements from the corrupt NSF file on the screen without any doubt. This lets the user choose the items which are needed and leave the rest. All the users can try it for free. Multiple conversion options are available which includes file formats such as- EML, EMLX, HTML, MSG, PST, vCard, and others. All elements of every single email can be restored even if they are damaged.
Read More - Lotus Notes to Office 365 migration step by step